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Primus Power

Mechanical Engineering Intern
Hayward, CA
Innovation Area: 
Storage, Transmission and Management
Energy Efficiency
Position Type: 
Sophomore: $18/hr = $1440 / bi-weekly pay period; Junior: $20/hr = $1,600 / bi-weekly pay period; Senior/Grad student: $22/hr = $1,760 / bi-weekly pay period
Internship Term: 
Summer 2018

Primus Power's mission is to enable 100% renewable energy worldwide by delivering safe, low-cost, and long-life energy storage solutions. The core technology behind these solutions is Primus Power's EnergyPod®, a ground breaking long duration flow battery.


  • Detailed mechanical design and hands on build of prototypes and test rigs to drive advancements in core technology
  • Collaborate with R&D, test, supply chain, and manufacturing teams as required to incorporate feedback, execute projects, and share learnings
  • Quantitative analysis (e.g. structural, thermal, flow, etc.) as required to inform designs and interpret test results
  • Ensure safe and efficient operations by following best practices such as adherence to standard operating procedures, use of personal protective equipment, lock-out/tag-out, etc.

Who should apply

We are seeking enthusiastic and talented mechanical engineering students looking for challenging summer internships. Our internship projects require candidates to tackle critical technical challenges and deliver tangible results. Candidates will have an opportunity to exercise significant hands-on design, build, test, and analysis skills.

Required expertise

  • Currently enrolled in a 4+ year mechanical engineering degree program
  • Skills and experience above and beyond the standard academic course load (e.g. prior work experience or significant school or personal projects).
  • Excellent verbal and visual communication skills – you will be part of the engineering TEAM and must thrive on teamwork as well as individual contributions
  • Methodical and detail oriented work style with an emphasis on organization and clear documentation
  • Must be authorized to work in the United States on a full-time basis

Preferred skills/majors

Mechanical engineering major required

Previous experience with mechanical design, battery systems, fuel cells, thermal/fluids systems, or electrochemistry is a plus

Internship term

Summer 2018


Sophomore: $18/hr = $1440 / bi-weekly pay period

Junior: $20/hr = $1,600 / bi-weekly pay period

Senior/Grad student: $22/hr = $1,760 / bi-weekly pay period